The Congressional Budget Office (CBO) has reviewed S. 1813, the Moving Ahead for Progress in the 21st Century Act, as passed by the Senate on March 14, 2012. CBO estimates that enacting the legislation would increase both direct spending and revenues; therefore, pay-as-you-go procedures apply. Together, CBO estimates that those changes would reduce future deficits by $15.3 billion over the 2012-2017 period and by $10.0 billion over the 2012-2022 period. CBO also estimates that implementing S.